Palette: Represents a color palette

src/CMakeLists.txt

@@ -14,6 +14,7 @@ set (timew_SRCS CLI.cpp        CLI.h
                 Extensions.cpp Extensions.h
                 Interval.cpp   Interval.h
                 Lexer.cpp      Lexer.h
+                Palette.cpp    Palette.h
                 Rules.cpp      Rules.h
                 Timeline.cpp   Timeline.h
                 init.cpp

src/Palette.cpp

@@ -0,0 +1,67 @@
+////////////////////////////////////////////////////////////////////////////////
+//
+// Copyright 2015 - 2016, Paul Beckingham, Federico Hernandez.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+//
+// http://www.opensource.org/licenses/mit-license.php
+//
+////////////////////////////////////////////////////////////////////////////////
+
+#include <cmake.h>
+#include <Palette.h>
+#include <iostream> // TODO Remove.
+
+////////////////////////////////////////////////////////////////////////////////
+void Palette::initialize (const Rules& rules)
+{
+  for (auto& entry : rules.all ("theme.palette.color"))
+  {
+    std::cout << "# Palette " << entry << " = " << rules.get (entry) << "\n";
+  }
+}
+
+////////////////////////////////////////////////////////////////////////////////
+Color Palette::next ()
+{
+  return _colors[_current++ % _colors.size ()];
+}
+
+////////////////////////////////////////////////////////////////////////////////
+void Palette::defaults ()
+{
+  _colors =
+  {
+    Color ("white on red"),
+    Color ("white on blue"),
+    Color ("black on green"),
+    Color ("black on magenta"),
+    Color ("black on cyan"),
+    Color ("black on yellow"),
+    Color ("black on white"),
+    Color ("white on bright red"),
+    Color ("white on bright blue"),
+    Color ("black on bright green"),
+    Color ("black on bright magenta"),
+    Color ("black on bright cyan"),
+    Color ("black on bright yellow"),
+  };
+}
+
+////////////////////////////////////////////////////////////////////////////////

src/Palette.h

@@ -0,0 +1,50 @@
+////////////////////////////////////////////////////////////////////////////////
+//
+// Copyright 2015 - 2016, Paul Beckingham, Federico Hernandez.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+//
+// http://www.opensource.org/licenses/mit-license.php
+//
+////////////////////////////////////////////////////////////////////////////////
+
+#ifndef INCLUDED_PALETTE
+#define INCLUDED_PALETTE
+
+#include <Color.h>
+#include <Rules.h>
+#include <vector>
+#include <string>
+
+class Palette
+{
+public:
+  Palette () = default;
+  void initialize (const Rules&);
+  Color next ();
+
+private:
+  void defaults ();
+
+private:
+  std::vector <Color> _colors  {};
+  int                 _current {0};
+};
+
+#endif